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Mercedes GLS vs SEAT Leon SP Sportstourer comparison
Compare performance (404 HP vs 272 HP), boot space and price (92,700 £ vs 26,200 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLS or SEAT Leon SP Sportstourer?
Mercedes GLS vs SEAT Leon SP Sportstourer: Key differences
GLS
Costs and Efficiency:
When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.
SEAT Leon SP Sportstourer is substantially cheaper – starting at 26,200 £ , while the Mercedes GLS costs 92,700 £ . That’s a price difference of around 66,442 £.
Fuel consumption also shows a difference: the SEAT Leon SP Sportstourer uses 1.3 L/100km and is significantly more efficient than the Mercedes GLS with 7.9 L/100km. The difference is about 6.6 L/100km.
Leon SP Sportstourer
Engine and Performance:
Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.
When it comes to engine power, the Mercedes GLS offers noticeably more power – delivering 404 HP compared to 272 HP. That’s roughly 132 HP more horsepower.
When accelerating from 0 to 100 km/h, the Mercedes GLS is clearly quicker – completing the sprint in 5.6 s, while the SEAT Leon SP Sportstourer takes 7.9 s. That’s about 2.3 s quicker.
There’s also a difference in torque: the Mercedes GLS delivers significantly more torque with 750 Nm compared to 360 Nm. That’s about 390 Nm more.
GLS
Space and Everyday Use:
Whether family car or daily driver – which one offers more room, flexibility and comfort?
Seats: Mercedes GLS offers more seats – 7 vs 5.
In terms of curb weight, SEAT Leon SP Sportstourer is significantly lighter – 1,384 kg compared to 2,580 kg. The difference is around 1,196 kg.
Looking at boot space, the SEAT Leon SP Sportstourer offers significantly more boot space – 620 L compared to 355 L. That’s a difference of about 265 L.
When it comes to payload, the Mercedes GLS carries visibly more – 820 kg compared to 569 kg. That’s a difference of about 251 kg.
Who wins the race in the data check?
The SEAT Leon SP Sportstourer is decisively ahead in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.
from £26,200
SEAT Leon SP Sportstourer
Mercedes GLS
SEAT Leon SP Sportstourer
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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Mercedes GLS
The GLS — usually just called the GLS — is Mercedes' flagship SUV, wrapping limousine-like comfort and commanding road presence into a smart, family-ready package. It pampers occupants with a hushed cabin, premium materials and intuitive tech, while still managing to feel confident and a little indulgent on the daily commute.
details
SEAT Leon SP Sportstourer
The SEAT Leon Sportstourer blends sporty hatchback looks with estate practicality, giving buyers a sleek wagon that doesn't look like it's trying too hard to be sensible. Its cabin feels modern and well thought‑out, with clever storage and a driving character that keeps the journey entertaining — a smart choice for families who don't want to surrender style for space.
details
Mercedes GLS
SEAT Leon SP Sportstourer
Costs and Consumption |
|
|---|---|
|
Price
92,700 - 104,600 £
|
Price
26,200 - 38,300 £
|
|
Consumption L/100km
7.9 - 9.9 L/100km
|
Consumption L/100km
1.3 - 5.6 L/100km
|
|
Consumption kWh/100km
-
|
Consumption kWh/100km
-
|
|
Electric Range
-
|
Electric Range
131 km
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
206 - 226 g/km
|
co2
28 - 128 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
SUV
|
Body Type
Estate
|
|
Seats
7
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
2,580 - 2,670 kg
|
Curb weight
1,384 - 1,708 kg
|
|
Trunk capacity
355 L
|
Trunk capacity
470 - 620 L
|
|
Length
-
|
Length
-
|
|
Width
1,956 mm
|
Width
1,799 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
810 - 820 kg
|
Payload
422 - 569 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Petrol MHEV, Diesel MHEV
|
Engine Type
Petrol, Petrol MHEV, Plugin Hybrid, Diesel
|
|
Transmission
Automatic
|
Transmission
Manuel, Automatic
|
|
Transmission Detail
Automatic Gearbox
|
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
|
|
Drive Type
All-Wheel Drive
|
Drive Type
Front-Wheel Drive
|
|
Power HP
336 - 404 HP
|
Power HP
115 - 272 HP
|
|
Acceleration 0-100km/h
5.6 - 6.2 s
|
Acceleration 0-100km/h
7.9 - 10.8 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
560 - 750 Nm
|
Torque
220 - 360 Nm
|
|
Number of Cylinders
6
|
Number of Cylinders
3 - 4
|
|
Power kW
247 - 297 kW
|
Power kW
85 - 200 kW
|
|
Engine capacity
2,989 - 2,999 cm3
|
Engine capacity
1,498 - 1,968 cm3
|
General |
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|---|---|
|
Model Year
2026
|
Model Year
2,024 - 2,026
|
|
CO2 Efficiency Class
G
|
CO2 Efficiency Class
D, B
|
|
Brand
Mercedes-Benz
|
Brand
SEAT
|
DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved.
The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.